How to fix the Oracle error ORA-32638: Non unique addressing in MODEL dimensions?

In this post, you’ll learn more about the Oracle ErrorORA-32638: Non unique addressing in MODEL dimensions with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-32638: Non unique addressing in MODEL dimensions

Reason for the Error ORA-32638: Non unique addressing in MODEL dimensions

The address space defined for the MODEL (partition by and dimension by expressions) do not uniquely identify each cell.

How to fix the Error ORA-32638: Non unique addressing in MODEL dimensions ?

You can fix this error in Oracle by following the below steps

Rewrite the MODEL clause. Using UNIQUE SINGLE REFERENCE option might help.